Street gang work; theory and practice.

Manylion Llyfryddiaeth

Prif Awdur:	Spergel, Irving
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Reading, Mass. : Addison-Wesley Pub. Co., [1966]
Pynciau:	Social work with juvenile delinquents > United States. Gangs. Juvenile delinquency > United States.